diff --git a/docs/widgets/services/netalertx.md b/docs/widgets/services/netalertx.md
index a67de624c..5c28deeca 100644
--- a/docs/widgets/services/netalertx.md
+++ b/docs/widgets/services/netalertx.md
@@ -19,7 +19,7 @@ Provide the `API_TOKEN` (f.k.a. `SYNC_api_token`) as the `key` in your config.
 ```yaml
 widget:
   type: netalertx
-  url: http://ip:port
+  url: http://ip:port # backend port
   key: yournetalertxapitoken
   version: 2 # optional, default is 1
 ```